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AD829 compensation capacitor

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I use AD829 to realize inverting amplifier (Gain=-1). Figure 26 is the schematic. And I choose CLEAD=5pF,CCOMP=25pF as Table I shows.

 

QQ截图20130809223850.jpg

QQ截图20130809223812.jpg

But the output is strange, which is showed below.

QQ截图20130809224644.jpg

Why will appear the phenomenon? Thank you for your answer.


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